Period
to 11 December 2019

The table below looks at the prevalence of the term Linux Command Line in contract job vacancies advertised in the City of London. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux Command Line over the 6 months to 11 December 2019 with a comparison to the same period over the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Linux/Unix Command Line Interface (CLI)
Central London > City of London
6 months to
11 Dec 2019
Same period 2018 Same period 2017
Rank 198 225 239
Rank change year-on-year +27 +14 -29
Contract jobs citing Linux Command Line 17 32 20
As % of all contract IT jobs advertised in the City of London 0.30% 0.45% 0.28%
As % of the Miscellaneous category 0.94% 1.13% 0.66%
Number of daily rates quoted 8 27 20
City of London median daily rate £675 £475 £456
Median daily rate % change year-on-year +42.11% +4.11% +7.35%
10th Percentile £566 £295 £318
90th Percentile £700 £558 £528
Central London median daily rate £550 £500 £463
% change year-on-year +10.00% +8.11% +8.82%
Number of hourly rates quoted 1 0 0
City of London median hourly rate £52.00 - -
Central London median hourly rate £52.00 - -

Linux Command Line is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for generic IT skills.

All Generic IT Skills
City of London
Contract vacancies with a requirement for generic IT skills 1,803 2,837 3,015
As % of all contract IT jobs advertised in the City of London 32.20% 39.75% 41.95%
Number of daily rates quoted 1,374 2,193 2,352
City of London median daily rate £525 £525 £525
10th Percentile £287 £281 £313
90th Percentile £700 £713 £725
Central London median daily rate £513 £525 £525
% change year-on-year -2.38% - +10.53%
Number of hourly rates quoted 27 61 35
City of London median hourly rate £21.00 £19.25 £24.49
Median hourly rate % change year-on-year +9.09% -21.38% +28.87%
10th Percentile £12.46 £13.31 £13.13
90th Percentile £52.25 £33.00 £33.92
Central London median hourly rate £21.00 £19.38 £22.26
% change year-on-year +8.39% -12.95% +20.64%

Linux Command Line
Job Vacancy Trend in the City of London

Job postings citing Linux Command Line as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Linux Command Line in the City of London

Linux Command Line
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linux Command Line in the City of London.

Contractor daily rate trend for Linux Command Line in the City of London

Linux Command Line
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Linux Command Line in the City of London over the 6 months to 11 December 2019.

Contractor daily rate histogram for Linux Command Line in the City of London

Linux Command Line
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Linux Command Line in the City of London.

Contractor hourly rate trend for Linux Command Line in the City of London

For the 6 months to 11 December 2019, IT contractor jobs citing Linux Command Line also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Linux Command Line.

1 12 (70.59%) Python
2 10 (58.82%) DevOps
3 8 (47.06%) Jenkins
3 8 (47.06%) Unix
3 8 (47.06%) Agile Software Development
3 8 (47.06%) Computer Science
4 7 (41.18%) JIRA
4 7 (41.18%) TDD
4 7 (41.18%) Linux
4 7 (41.18%) Finance
4 7 (41.18%) Scala
4 7 (41.18%) Hadoop
5 6 (35.29%) Bash Shell
5 6 (35.29%) HBase
5 6 (35.29%) R
5 6 (35.29%) Functional Programming
5 6 (35.29%) Apache Spark
5 6 (35.29%) Hadoop YARN
5 6 (35.29%) Performance Tuning
5 6 (35.29%) HDFS
5 6 (35.29%) Performance Optimisation
5 6 (35.29%) Travis CI
5 6 (35.29%) OOP
5 6 (35.29%) SQL
5 6 (35.29%) Java
5 6 (35.29%) Spring
5 6 (35.29%) Retail Banking
5 6 (35.29%) Performance Testing
5 6 (35.29%) PySpark
6 4 (23.53%) Migration

Linux Command Line
Co-occurring IT Skills in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 6 (35.29%) Apache Spark
2 2 (11.76%) SharePoint
3 1 (5.88%) Confluence
3 1 (5.88%) JBoss
3 1 (5.88%) OpenStack
Cloud Services
1 4 (23.53%) Azure
2 3 (17.65%) AWS
3 2 (11.76%) Azure Active Directory
3 2 (11.76%) IaaS
3 2 (11.76%) Office 365
3 2 (11.76%) PaaS
4 1 (5.88%) Azure Data Factory
4 1 (5.88%) GitHub
Communications & Networking
1 3 (17.65%) Network Security
Database & Business Intelligence
1 7 (41.18%) Hadoop
2 6 (35.29%) HBase
3 2 (11.76%) Azure SQL Database
3 2 (11.76%) SQL Server
4 1 (5.88%) Azure SQL Data Warehouse
4 1 (5.88%) Big Data
4 1 (5.88%) Data Lake
4 1 (5.88%) Data Warehouse
4 1 (5.88%) MongoDB
4 1 (5.88%) MySQL
4 1 (5.88%) PostgreSQL
4 1 (5.88%) SQL Server Analysis Services
Development Applications
1 8 (47.06%) Jenkins
2 7 (41.18%) JIRA
3 6 (35.29%) Travis CI
4 2 (11.76%) Team Foundation Server
4 2 (11.76%) Visual Studio
5 1 (5.88%) Atlassian Bamboo
5 1 (5.88%) Bitbucket
5 1 (5.88%) Bitbucket Server
5 1 (5.88%) Cucumber
5 1 (5.88%) Git (software)
5 1 (5.88%) Maven
5 1 (5.88%) RSpec
5 1 (5.88%) TeamCity
5 1 (5.88%) Visual Studio Team System
General
1 7 (41.18%) Finance
2 6 (35.29%) Retail Banking
3 1 (5.88%) Public Sector
Job Titles
1 7 (41.18%) Developer
2 6 (35.29%) Hadoop Developer
2 6 (35.29%) Java Developer
2 6 (35.29%) Java Hadoop Developer
3 3 (17.65%) Network Engineer
3 3 (17.65%) Network Security Engineer
3 3 (17.65%) Security Engineer
4 2 (11.76%) Azure Engineer
4 2 (11.76%) DevOps Engineer
4 2 (11.76%) Site Engineer
4 2 (11.76%) Site Reliability Engineer
5 1 (5.88%) Analyst
5 1 (5.88%) Applications Support
5 1 (5.88%) Azure Architect
5 1 (5.88%) Big Data Architect
5 1 (5.88%) Data Architect
5 1 (5.88%) Hadoop Architect
5 1 (5.88%) MySQL Architect
5 1 (5.88%) React Developer
5 1 (5.88%) Support Analyst
Libraries, Frameworks & Software Standards
1 6 (35.29%) PySpark
1 6 (35.29%) Spring
2 2 (11.76%) .NET
2 2 (11.76%) CSS
2 2 (11.76%) HTML
2 2 (11.76%) Preactjs
2 2 (11.76%) RESTful
2 2 (11.76%) SOAP
3 1 (5.88%) Gherkin
Miscellaneous
1 2 (11.76%) Public Cloud
1 2 (11.76%) Video on Demand
1 2 (11.76%) Video\Live Streaming
2 1 (5.88%) Hybrid Cloud
Operating Systems
1 8 (47.06%) Unix
2 7 (41.18%) Linux
3 2 (11.76%) VMS
3 2 (11.76%) Windows
4 1 (5.88%) Ubuntu
Processes & Methodologies
1 10 (58.82%) DevOps
2 8 (47.06%) Agile Software Development
2 8 (47.06%) Computer Science
3 7 (41.18%) TDD
4 6 (35.29%) Functional Programming
4 6 (35.29%) OOP
4 6 (35.29%) Performance Optimisation
4 6 (35.29%) Performance Testing
4 6 (35.29%) Performance Tuning
5 4 (23.53%) Migration
5 4 (23.53%) SDLC
6 3 (17.65%) Kanban
6 3 (17.65%) Security Testing
6 3 (17.65%) Test Automation
7 2 (11.76%) Continuous Integration
7 2 (11.76%) DRM
7 2 (11.76%) High Availability
7 2 (11.76%) Network Virtualisation
7 2 (11.76%) Site Reliability Engineering
8 1 (5.88%) DevSecOps
Programming Languages
1 12 (70.59%) Python
2 7 (41.18%) Scala
3 6 (35.29%) Bash Shell
3 6 (35.29%) Java
3 6 (35.29%) R
3 6 (35.29%) SQL
4 3 (17.65%) PowerShell
4 3 (17.65%) Ruby
5 2 (11.76%) C#
5 2 (11.76%) JavaScript
5 2 (11.76%) TypeScript
6 1 (5.88%) Korn
6 1 (5.88%) Perl
Qualifications
1 2 (11.76%) Computer Science Degree
1 2 (11.76%) Degree
1 2 (11.76%) Security Cleared
2 1 (5.88%) SC Cleared
Quality Assurance & Compliance
1 1 (5.88%) QA
System Software
1 6 (35.29%) HDFS
2 2 (11.76%) Active Directory
2 2 (11.76%) Docker
Systems Management
1 6 (35.29%) Hadoop YARN
2 3 (17.65%) Terraform
3 2 (11.76%) Ansible
3 2 (11.76%) Kubernetes
3 2 (11.76%) SCOM
4 1 (5.88%) Packer
4 1 (5.88%) Puppet
Vendors
1 3 (17.65%) Fortinet
1 3 (17.65%) Microsoft
2 1 (5.88%) Google
2 1 (5.88%) Red Hat